idx int64 0 41.2k | question stringlengths 74 4.04k | target stringlengths 7 750 |
|---|---|---|
38,300 | public static void addDatatablesResourceIfNecessary ( String defaultFilename , String type ) { boolean loadDatatables = shouldLibraryBeLoaded ( P_GET_DATATABLE_FROM_CDN , true ) ; FacesContext context = FacesContext . getCurrentInstance ( ) ; UIViewRoot root = context . getViewRoot ( ) ; String [ ] positions = { "head"... | Add the default datatables . net resource if and only if the user doesn t bring their own copy and if they didn t disallow it in the web . xml by setting the context paramter net . bootsfaces . get_datatable_from_cdn to true . |
38,301 | public static Class < ? > getValueType ( FacesContext context , UIComponent uiComponent , Collection < Class < ? > > validTypes ) { Class < ? > valueType = getValueType ( context , uiComponent ) ; if ( valueType != null && isValid ( validTypes , valueType ) ) { return valueType ; } else { for ( UIComponent child : uiCo... | Source adapted from Seam s enumConverter . The goal is to get the type to which this component s value is bound . First check if the valueExpression provides the type . For dropdown - like components this may not work so check for SelectItems children . |
38,302 | public static Class < ? > getValueType ( FacesContext context , UIComponent comp ) { ValueExpression expr = comp . getValueExpression ( "value" ) ; Class < ? > valueType = expr == null ? null : expr . getType ( context . getELContext ( ) ) ; return valueType ; } | return the type for the value attribute of the given component if it exists . Return null otherwise . |
38,303 | @ SuppressWarnings ( "rawtypes" ) private void removeMisleadingType ( Slider2 slider ) { try { Method method = getClass ( ) . getMethod ( "getPassThroughAttributes" , ( Class [ ] ) null ) ; if ( null != method ) { Object map = method . invoke ( this , ( Object [ ] ) null ) ; if ( null != map ) { Map attributes = ( Map ... | remove wrong type information that may have been added by AngularFaces |
38,304 | protected SelectItem createSelectItem ( FacesContext context , UISelectItems uiSelectItems , Object value , Object label ) { String var = ( String ) uiSelectItems . getAttributes ( ) . get ( "var" ) ; Map < String , Object > attrs = uiSelectItems . getAttributes ( ) ; Map < String , Object > requestMap = context . getE... | Copied from the InputRenderer class of PrimeFaces 5 . 1 . |
38,305 | private void add_snake_case_properties ( List < PropertyDescriptor > pdl ) throws IntrospectionException { List < PropertyDescriptor > alternatives = new ArrayList < PropertyDescriptor > ( ) ; for ( PropertyDescriptor descriptor : pdl ) { String camelCase = descriptor . getName ( ) ; if ( camelCase . equals ( "renderer... | Method that generates dynamically the snake - case methods from the available camelcase properties found inside the bean list . |
38,306 | public static void generateJSEventHandlers ( ResponseWriter rw , UIComponent component ) throws IOException { Map < String , Object > attributes = component . getAttributes ( ) ; String [ ] eventHandlers = { "onclick" , "onblur" , "onmouseover" } ; for ( String event : eventHandlers ) { String handler = A . asString ( ... | Generates the standard Javascript event handlers . |
38,307 | public Object getConvertedValue ( FacesContext context , Object submittedValue ) throws ConverterException { if ( submittedValue == null ) { return null ; } String val = ( String ) submittedValue ; if ( val . trim ( ) . length ( ) == 0 ) { return null ; } Converter converter = this . getConverter ( ) ; if ( converter !... | Converts the date from the moment . js format to a java . util . Date . |
38,308 | private static Number toNumber ( Object object ) { if ( object instanceof Number ) { return ( Number ) object ; } if ( object instanceof String ) { return Float . valueOf ( ( String ) object ) ; } throw new IllegalArgumentException ( "Use number or string" ) ; } | Convert object to number . To be backwards compatible with bound integers to properties where we now also want to accept floats now . |
38,309 | public static final void encodeColumn ( ResponseWriter rw , UIComponent c , int span , int cxs , int csm , int clg , int offset , int oxs , int osm , int olg , String style , String sclass ) throws IOException { rw . startElement ( "div" , c ) ; Map < String , Object > componentAttrs = new HashMap < String , Object > (... | Encodes a Column |
38,310 | public static void addClass2FacetComponent ( UIComponent f , String cname , String aclass ) { if ( f . getClass ( ) . getName ( ) . endsWith ( cname ) ) { addClass2Component ( f , aclass ) ; } else { if ( f . getChildCount ( ) > 0 ) { for ( UIComponent c : f . getChildren ( ) ) { if ( c . getClass ( ) . getName ( ) . e... | Adds a CSS class to a component within a facet . |
38,311 | protected static void addClass2Component ( UIComponent c , String aclass ) { Map < String , Object > a = c . getAttributes ( ) ; if ( a . containsKey ( "styleClass" ) ) { a . put ( "styleClass" , a . get ( "styleClass" ) + " " + aclass ) ; } else { a . put ( "styleClass" , aclass ) ; } } | Adds a CSS class to a component in the view tree . The class is appended to the styleClass value . |
38,312 | public static void decorateFacetComponent ( UIComponent parent , UIComponent comp , FacesContext ctx , ResponseWriter rw ) throws IOException { if ( comp . getChildCount ( ) >= 1 && comp . getClass ( ) . getName ( ) . endsWith ( "Panel" ) ) { for ( UIComponent child : comp . getChildren ( ) ) { decorateComponent ( pare... | Decorate the facet children with a class to render bootstrap like prepend and append sections |
38,313 | private static void decorateComponent ( UIComponent parent , UIComponent comp , FacesContext ctx , ResponseWriter rw ) throws IOException { if ( comp instanceof Icon ) ( ( Icon ) comp ) . setAddon ( true ) ; String classToApply = "input-group-addon" ; if ( comp . getClass ( ) . getName ( ) . endsWith ( "Button" ) || co... | Add the correct class |
38,314 | public static String findComponentFormId ( FacesContext fc , UIComponent c ) { UIComponent parent = c . getParent ( ) ; while ( parent != null ) { if ( parent instanceof UIForm ) { return parent . getClientId ( fc ) ; } parent = parent . getParent ( ) ; } return null ; } | Finds the Form Id of a component inside a form . |
38,315 | public static void renderChildren ( FacesContext fc , UIComponent component ) throws IOException { for ( Iterator < UIComponent > iterator = component . getChildren ( ) . iterator ( ) ; iterator . hasNext ( ) ; ) { UIComponent child = ( UIComponent ) iterator . next ( ) ; renderChild ( fc , child ) ; } } | Renders the Childrens of a Component |
38,316 | public static void renderChild ( FacesContext fc , UIComponent child ) throws IOException { if ( ! child . isRendered ( ) ) { return ; } child . encodeBegin ( fc ) ; if ( child . getRendersChildren ( ) ) { child . encodeChildren ( fc ) ; } else { renderChildren ( fc , child ) ; } child . encodeEnd ( fc ) ; } | Renders the Child of a Component |
38,317 | public static MethodExpression evalAsMethodExpression ( String p_expression ) throws PropertyNotFoundException { FacesContext context = FacesContext . getCurrentInstance ( ) ; ExpressionFactory expressionFactory = context . getApplication ( ) . getExpressionFactory ( ) ; ELContext elContext = context . getELContext ( )... | Evaluates an EL expression into an object . |
38,318 | private void checkELSyntax ( String el , ELContext context ) { int pos = el . indexOf ( '.' ) ; if ( pos < 0 ) { throw new FacesException ( "The EL expression doesn't contain a method call: " + el ) ; } int end = el . indexOf ( '(' ) ; if ( end < 0 ) end = el . length ( ) ; if ( el . indexOf ( '[' ) >= 0 ) end = Math .... | Evaluate the expression syntax |
38,319 | public void decode ( FacesContext context , UIComponent component , List < String > legalValues , String realEventSourceName ) { InputText inputText = ( InputText ) component ; if ( inputText . isDisabled ( ) || inputText . isReadonly ( ) ) { return ; } decodeBehaviors ( context , inputText ) ; String clientId = inputT... | This method is used by RadioButtons and SelectOneMenus to limit the list of legal values . If another value is sent the input field is considered empty . This comes in useful the the back - end attribute is a primitive type like int which doesn t support null values . |
38,320 | private void renderJQueryAfterComponent ( ResponseWriter rw , String clientId , SelectOneMenu menu ) throws IOException { Boolean select2 = menu . isSelect2 ( ) ; if ( select2 != null && select2 ) { rw . startElement ( "script" , menu ) ; rw . writeAttribute ( "type" , "text/javascript" , "script" ) ; StringBuilder buf... | render a jquery javascript block after the component if necessary |
38,321 | private SelectItemAndComponent determineSelectedItem ( FacesContext context , SelectOneMenu menu , List < SelectItemAndComponent > items , Converter converter ) { Object submittedValue = menu . getSubmittedValue ( ) ; Object selectedOption ; if ( submittedValue != null ) { selectedOption = submittedValue ; } else { sel... | Compare current selection with items if there is any element selected |
38,322 | private String decodeAndEscapeSelectors ( FacesContext context , UIComponent component , String selector ) { selector = ExpressionResolver . getComponentIDs ( context , component , selector ) ; selector = BsfUtils . escapeJQuerySpecialCharsInSelector ( selector ) ; return selector ; } | Decode and escape selectors if necessary |
38,323 | public static String getErrorSeverityClass ( String clientId ) { String [ ] levels = { "bf-no-message has-success" , "bf-info" , "bf-warning has-warning" , "bf-error has-error" , "bf-fatal has-error" } ; int level = 0 ; Iterator < FacesMessage > messages = FacesContext . getCurrentInstance ( ) . getMessages ( clientId ... | Returns style matching the severity error . |
38,324 | private void saveInitialChildState ( FacesContext facesContext ) { index = - 1 ; initialChildState = new ConcurrentHashMap < String , SavedState > ( ) ; initialClientId = getClientId ( facesContext ) ; if ( getChildCount ( ) > 0 ) { for ( UIComponent child : getChildren ( ) ) { saveInitialChildState ( facesContext , ch... | Save the initial child state . |
38,325 | public static Date autoParseDateFormat ( String dateString ) { for ( Locale locale : DateFormat . getAvailableLocales ( ) ) { for ( int style = DateFormat . FULL ; style <= DateFormat . SHORT ; style ++ ) { DateFormat df = DateFormat . getDateInstance ( style , locale ) ; try { return df . parse ( dateString ) ; } catc... | Try to auto - parse the date format |
38,326 | private static String translateFormat ( String formatString , Map < String , String > mapping , String escapeStart , String escapeEnd , String targetEscapeStart , String targetEscapeEnd ) { int beginIndex = 0 ; int i = 0 ; char lastChar = 0 ; char currentChar = 0 ; String resultString = "" ; char esc1 = escapeStart . c... | Internal method to do translations |
38,327 | private static String mapSubformat ( String formatString , Map < String , String > mapping , int beginIndex , int currentIndex , String escapeStart , String escapeEnd , String targetEscapeStart , String targetEscapeEnd ) { String subformat = formatString . substring ( beginIndex , currentIndex ) ; if ( subformat . equa... | Append the new mapping |
38,328 | public Map < String , String > getJQueryEventParameterLists ( ) { Map < String , String > result = new HashMap < String , String > ( ) ; result . put ( "select" , "event, datatable, typeOfSelection, indexes" ) ; result . put ( "deselect" , "event, datatable, typeOfSelection, indexes" ) ; return result ; } | Returns the parameter list of jQuery and other non - standard JS callbacks . If there s no parameter list for a certain event the default is simply event . |
38,329 | public Map < String , String > getJQueryEventParameterListsForAjax ( ) { Map < String , String > result = new HashMap < String , String > ( ) ; result . put ( "select" , "'typeOfSelection':typeOfSelection,'indexes':indexes" ) ; result . put ( "deselect" , "'typeOfSelection':typeOfSelection,'indexes':indexes" ) ; return... | Returns the subset of the parameter list of jQuery and other non - standard JS callbacks which is sent to the server via AJAX . If there s no parameter list for a certain event the default is simply null . |
38,330 | private static < T > Observable < Boolean > commitOrRollbackOnNext ( final boolean isCommit , final Database db , Observable < T > source ) { return source . concatMap ( new Func1 < T , Observable < Boolean > > ( ) { public Observable < Boolean > call ( T t ) { if ( isCommit ) return db . commit ( ) ; else return db . ... | Emits true for commit and false for rollback . |
38,331 | public Database asynchronous ( final Scheduler nonTransactionalScheduler ) { return asynchronous ( new Func0 < Scheduler > ( ) { public Scheduler call ( ) { return nonTransactionalScheduler ; } } ) ; } | Returns a Database based on the current Database except all non - transactional queries run on the given scheduler . |
38,332 | private void connectAndPrepareStatement ( Subscriber < ? super T > subscriber , State state ) throws SQLException { log . debug ( "connectionProvider={}" , query . context ( ) . connectionProvider ( ) ) ; if ( ! subscriber . isUnsubscribed ( ) ) { log . debug ( "getting connection" ) ; state . con = query . context ( )... | Obtains connection creates prepared statement and assigns parameters to the prepared statement . |
38,333 | static int parametersCount ( Query query ) { if ( query . names ( ) . isEmpty ( ) ) return countQuestionMarkParameters ( query . sql ( ) ) ; else return query . names ( ) . size ( ) ; } | Count the number of JDBC parameters in a sql statement . |
38,334 | private static String getTypeInfo ( List < Object > list ) { StringBuilder s = new StringBuilder ( ) ; for ( Object o : list ) { if ( s . length ( ) > 0 ) s . append ( ", " ) ; if ( o == null ) s . append ( "null" ) ; else { s . append ( o . getClass ( ) . getName ( ) ) ; s . append ( "=" ) ; s . append ( o ) ; } } ret... | Returns debugging info about the types of a list of objects . |
38,335 | private static void setBlob ( PreparedStatement ps , int i , Object o , Class < ? > cls ) throws SQLException { final InputStream is ; if ( o instanceof byte [ ] ) { is = new ByteArrayInputStream ( ( byte [ ] ) o ) ; } } | Sets a blob parameter for the prepared statement . |
38,336 | private static HikariDataSource createPool ( String url , String username , String password , int minPoolSize , int maxPoolSize , long connectionTimeoutMs ) { HikariDataSource ds = new HikariDataSource ( ) ; ds . setJdbcUrl ( url ) ; ds . setUsername ( username ) ; ds . setPassword ( password ) ; ds . setMinimumIdle ( ... | Returns a new pooled data source based on jdbc url . |
38,337 | static Observable < List < Parameter > > bufferedParameters ( Query query ) { int numParamsPerQuery = numParamsPerQuery ( query ) ; if ( numParamsPerQuery > 0 ) return parametersAfterDependencies ( query ) . concatMap ( FLATTEN_NAMED_MAPS ) . buffer ( numParamsPerQuery ) ; else return singleIntegerAfterDependencies ( q... | If the number of parameters in a query is > 0 then group the parameters in lists of that number in size but only after the dependencies have been completed . If the number of parameteres is zero then return an observable containing one item being an empty list . |
38,338 | public < T > Observable < T > execute ( ResultSetMapper < ? extends T > function ) { return bufferedParameters ( this ) . concatMap ( executeOnce ( function ) ) ; } | Returns the results of running a select query with all sets of parameters . |
38,339 | private void checkSubscription ( Subscriber < ? super T > subscriber ) { if ( subscriber . isUnsubscribed ( ) ) { keepGoing = false ; log . debug ( "unsubscribing" ) ; } } | If subscribe unsubscribed sets keepGoing to false . |
38,340 | private void getConnection ( State state ) { state . con = query . context ( ) . connectionProvider ( ) . get ( ) ; debug ( "getting connection" ) ; debug ( "cp={}" , query . context ( ) . connectionProvider ( ) ) ; } | Gets the current connection . |
38,341 | private void complete ( Subscriber < ? super T > subscriber ) { if ( ! subscriber . isUnsubscribed ( ) ) { debug ( "onCompleted" ) ; subscriber . onCompleted ( ) ; } else debug ( "unsubscribed" ) ; } | Notify observer that sequence is complete . |
38,342 | private void handleException ( Throwable e , Subscriber < ? super T > subscriber ) { debug ( "onError: " , e . getMessage ( ) ) ; Exceptions . throwOrReport ( e , subscriber ) ; } | Notify observer of an error . |
38,343 | private void close ( State state ) { if ( state . closed . compareAndSet ( false , true ) ) { Util . closeQuietly ( state . ps ) ; if ( isCommit ( ) || isRollback ( ) ) Util . closeQuietly ( state . con ) ; else Util . closeQuietlyIfAutoCommit ( state . con ) ; } } | Cancels a running PreparedStatement closing it and the current Connection but only if auto commit mode . |
38,344 | < T > void parameters ( Observable < T > params ) { this . parameters = Observable . concat ( parameters , params . map ( Parameter . TO_PARAMETER ) ) ; } | Appends the given parameters to the parameter list for the query . If there are more parameters than required for one execution of the query then more than one execution of the query will occur . |
38,345 | void parameter ( Object value ) { if ( value instanceof Observable ) throw new IllegalArgumentException ( "use parameters() method not the parameter() method for an Observable" ) ; parameters ( Observable . just ( value ) ) ; } | Appends a parameter to the parameter list for the query . If there are more parameters than required for one execution of the query then more than one execution of the query will occur . |
38,346 | @ SuppressLint ( "MissingPermission" ) @ RequiresPermission ( allOf = { ACCESS_COARSE_LOCATION , ACCESS_FINE_LOCATION , CHANGE_WIFI_STATE , ACCESS_WIFI_STATE } ) public static Observable < List < ScanResult > > observeWifiAccessPoints ( final Context context ) { @ SuppressLint ( "WifiManagerPotentialLeak" ) final WifiM... | Observes WiFi Access Points . Returns fresh list of Access Points whenever WiFi signal strength changes . |
38,347 | @ RequiresPermission ( ACCESS_WIFI_STATE ) public static Observable < WifiSignalLevel > observeWifiSignalLevel ( final Context context ) { return observeWifiSignalLevel ( context , WifiSignalLevel . getMaxLevel ( ) ) . map ( new Function < Integer , WifiSignalLevel > ( ) { public WifiSignalLevel apply ( Integer level )... | Observes WiFi signal level with predefined max num levels . Returns WiFi signal level as enum with information about current level |
38,348 | @ RequiresPermission ( ACCESS_WIFI_STATE ) public static Observable < Integer > observeWifiSignalLevel ( final Context context , final int numLevels ) { final WifiManager wifiManager = ( WifiManager ) context . getSystemService ( Context . WIFI_SERVICE ) ; final IntentFilter filter = new IntentFilter ( ) ; filter . add... | Observes WiFi signal level . Returns WiFi signal level as an integer |
38,349 | @ RequiresPermission ( ACCESS_WIFI_STATE ) public static Observable < WifiState > observeWifiStateChange ( final Context context ) { final IntentFilter filter = new IntentFilter ( ) ; filter . addAction ( WifiManager . WIFI_STATE_CHANGED_ACTION ) ; return Observable . create ( new ObservableOnSubscribe < WifiState > ( ... | Observes WiFi State Change Action Returns wifi state whenever WiFi state changes such like enable disable enabling disabling or Unknown |
38,350 | public synchronized DatabaseInfo getDatabaseInfo ( ) { if ( databaseInfo != null ) { return databaseInfo ; } try { _check_mtime ( ) ; boolean hasStructureInfo = false ; byte [ ] delim = new byte [ 3 ] ; file . seek ( file . length ( ) - 3 ) ; for ( int i = 0 ; i < STRUCTURE_INFO_MAX_SIZE ; i ++ ) { int read = file . re... | Returns information about the database . |
38,351 | public Location getLocation ( String str ) { InetAddress addr ; try { addr = InetAddress . getByName ( str ) ; } catch ( UnknownHostException e ) { return null ; } return getLocation ( addr ) ; } | for GeoIP City only |
38,352 | private synchronized int seekCountryV6 ( InetAddress addr ) { byte [ ] v6vec = addr . getAddress ( ) ; if ( v6vec . length == 4 ) { byte [ ] t = new byte [ 16 ] ; System . arraycopy ( v6vec , 0 , t , 12 , 4 ) ; v6vec = t ; } byte [ ] buf = new byte [ 2 * MAX_RECORD_LENGTH ] ; int [ ] x = new int [ 2 ] ; int offset = 0 ... | Finds the country index value given an IPv6 address . |
38,353 | private synchronized int seekCountry ( long ipAddress ) { byte [ ] buf = new byte [ 2 * MAX_RECORD_LENGTH ] ; int [ ] x = new int [ 2 ] ; int offset = 0 ; _check_mtime ( ) ; for ( int depth = 31 ; depth >= 0 ; depth -- ) { readNode ( buf , x , offset ) ; if ( ( ipAddress & ( 1 << depth ) ) > 0 ) { if ( x [ 1 ] >= datab... | Finds the country index value given an IP address . |
38,354 | private static long bytesToLong ( byte [ ] address ) { long ipnum = 0 ; for ( int i = 0 ; i < 4 ; ++ i ) { long y = address [ i ] ; if ( y < 0 ) { y += 256 ; } ipnum += y << ( ( 3 - i ) * 8 ) ; } return ipnum ; } | Returns the long version of an IP address given an InetAddress object . |
38,355 | public Date getDate ( ) { for ( int i = 0 ; i < info . length ( ) - 9 ; i ++ ) { if ( Character . isWhitespace ( info . charAt ( i ) ) ) { String dateString = info . substring ( i + 1 , i + 9 ) ; try { synchronized ( formatter ) { return formatter . parse ( dateString ) ; } } catch ( ParseException pe ) { } break ; } }... | Returns the date of the database . |
38,356 | public void swapElements ( int i , int j ) { if ( i != j ) { double s = get ( i ) ; set ( i , get ( j ) ) ; set ( j , s ) ; } } | Swaps the specified elements of this vector . |
38,357 | public Vector shuffle ( ) { Vector result = copy ( ) ; Random random = new Random ( ) ; for ( int i = 0 ; i < length ; i ++ ) { int j = random . nextInt ( length - i ) + i ; swapElements ( i , j ) ; } return result ; } | Shuffles this vector . |
38,358 | public Vector slice ( int from , int until ) { if ( until - from < 0 ) { fail ( "Wrong slice range: [" + from + ".." + until + "]." ) ; } Vector result = blankOfLength ( until - from ) ; for ( int i = from ; i < until ; i ++ ) { result . set ( i - from , get ( i ) ) ; } return result ; } | Retrieves the specified sub - vector of this vector . The sub - vector is specified by interval of indices . |
38,359 | public Vector select ( int [ ] indices ) { int newLength = indices . length ; if ( newLength == 0 ) { fail ( "No elements selected." ) ; } Vector result = blankOfLength ( newLength ) ; for ( int i = 0 ; i < newLength ; i ++ ) { result . set ( i , get ( indices [ i ] ) ) ; } return result ; } | Returns a new vector with the selected elements . |
38,360 | public String mkString ( NumberFormat formatter , String delimiter ) { StringBuilder sb = new StringBuilder ( ) ; VectorIterator it = iterator ( ) ; while ( it . hasNext ( ) ) { double x = it . next ( ) ; int i = it . index ( ) ; sb . append ( formatter . format ( x ) ) . append ( ( i < length - 1 ? delimiter : "" ) ) ... | Converts this vector into the string representation . |
38,361 | public VectorIterator iterator ( ) { return new VectorIterator ( length ) { private int i = - 1 ; public int index ( ) { return i ; } public double get ( ) { return Vector . this . get ( i ) ; } public void set ( double value ) { Vector . this . set ( i , value ) ; } public boolean hasNext ( ) { return i + 1 < length ;... | Returns a vector iterator . |
38,362 | public static VectorAccumulator asSumAccumulator ( final double neutral ) { return new VectorAccumulator ( ) { private BigDecimal result = BigDecimal . valueOf ( neutral ) ; public void update ( int i , double value ) { result = result . add ( BigDecimal . valueOf ( value ) ) ; } public double accumulate ( ) { double v... | Creates a sum vector accumulator that calculates the sum of all elements in the vector . |
38,363 | public static VectorAccumulator mkMinAccumulator ( ) { return new VectorAccumulator ( ) { private double result = Double . POSITIVE_INFINITY ; public void update ( int i , double value ) { result = Math . min ( result , value ) ; } public double accumulate ( ) { double value = result ; result = Double . POSITIVE_INFINI... | Makes a minimum vector accumulator that accumulates the minimum across vector elements . |
38,364 | public static VectorAccumulator mkMaxAccumulator ( ) { return new VectorAccumulator ( ) { private double result = Double . NEGATIVE_INFINITY ; public void update ( int i , double value ) { result = Math . max ( result , value ) ; } public double accumulate ( ) { double value = result ; result = Double . NEGATIVE_INFINI... | Makes a maximum vector accumulator that accumulates the maximum across vector elements . |
38,365 | public static VectorProcedure asAccumulatorProcedure ( final VectorAccumulator accumulator ) { return new VectorProcedure ( ) { public void apply ( int i , double value ) { accumulator . update ( i , value ) ; } } ; } | Creates an accumulator procedure that adapts a vector accumulator for procedure interface . This is useful for reusing a single accumulator for multiple fold operations in multiple vectors . |
38,366 | public static MatrixAccumulator mkMinAccumulator ( ) { return new MatrixAccumulator ( ) { private double result = Double . POSITIVE_INFINITY ; public void update ( int i , int j , double value ) { result = Math . min ( result , value ) ; } public double accumulate ( ) { double value = result ; result = Double . POSITIV... | Makes a minimum matrix accumulator that accumulates the minimum of matrix elements . |
38,367 | public static MatrixAccumulator mkMaxAccumulator ( ) { return new MatrixAccumulator ( ) { private double result = Double . NEGATIVE_INFINITY ; public void update ( int i , int j , double value ) { result = Math . max ( result , value ) ; } public double accumulate ( ) { double value = result ; result = Double . NEGATIV... | Makes a maximum matrix accumulator that accumulates the maximum of matrix elements . |
38,368 | public static MatrixAccumulator asSumAccumulator ( final double neutral ) { return new MatrixAccumulator ( ) { private BigDecimal result = BigDecimal . valueOf ( neutral ) ; public void update ( int i , int j , double value ) { result = result . add ( BigDecimal . valueOf ( value ) ) ; } public double accumulate ( ) { ... | Creates a sum matrix accumulator that calculates the sum of all elements in the matrix . |
38,369 | public static MatrixProcedure asAccumulatorProcedure ( final MatrixAccumulator accumulator ) { return new MatrixProcedure ( ) { public void apply ( int i , int j , double value ) { accumulator . update ( i , j , value ) ; } } ; } | Creates an accumulator procedure that adapts a matrix accumulator for procedure interface . This is useful for reusing a single accumulator for multiple fold operations in multiple matrices . |
38,370 | public void swapRows ( int i , int j ) { if ( i != j ) { Vector ii = getRow ( i ) ; Vector jj = getRow ( j ) ; setRow ( i , jj ) ; setRow ( j , ii ) ; } } | Swaps the specified rows of this matrix . |
38,371 | public void swapColumns ( int i , int j ) { if ( i != j ) { Vector ii = getColumn ( i ) ; Vector jj = getColumn ( j ) ; setColumn ( i , jj ) ; setColumn ( j , ii ) ; } } | Swaps the specified columns of this matrix . |
38,372 | public Matrix transpose ( ) { Matrix result = blankOfShape ( columns , rows ) ; MatrixIterator it = result . iterator ( ) ; while ( it . hasNext ( ) ) { it . next ( ) ; int i = it . rowIndex ( ) ; int j = it . columnIndex ( ) ; it . set ( get ( j , i ) ) ; } return result ; } | Transposes this matrix . |
38,373 | public double trace ( ) { double result = 0.0 ; for ( int i = 0 ; i < rows ; i ++ ) { result += get ( i , i ) ; } return result ; } | Calculates the trace of this matrix . |
38,374 | public double diagonalProduct ( ) { BigDecimal result = BigDecimal . ONE ; for ( int i = 0 ; i < rows ; i ++ ) { result = result . multiply ( BigDecimal . valueOf ( get ( i , i ) ) ) ; } return result . setScale ( Matrices . ROUND_FACTOR , RoundingMode . CEILING ) . doubleValue ( ) ; } | Calculates the product of diagonal elements of this matrix . |
38,375 | public double determinant ( ) { if ( rows != columns ) { throw new IllegalStateException ( "Can not compute determinant of non-square matrix." ) ; } if ( rows == 0 ) { return 0.0 ; } else if ( rows == 1 ) { return get ( 0 , 0 ) ; } else if ( rows == 2 ) { return get ( 0 , 0 ) * get ( 1 , 1 ) - get ( 0 , 1 ) * get ( 1 ,... | Calculates the determinant of this matrix . |
38,376 | public int rank ( ) { if ( rows == 0 || columns == 0 ) { return 0 ; } MatrixDecompositor decompositor = withDecompositor ( LinearAlgebra . SVD ) ; Matrix [ ] usv = decompositor . decompose ( ) ; Matrix s = usv [ 1 ] ; double tolerance = Math . max ( rows , columns ) * s . get ( 0 , 0 ) * Matrices . EPS ; int result = 0... | Calculates the rank of this matrix . |
38,377 | public Matrix insertRow ( int i , Vector row ) { if ( i > rows || i < 0 ) { throw new IndexOutOfBoundsException ( "Illegal row number, must be 0.." + rows ) ; } Matrix result ; if ( columns == 0 ) { result = blankOfShape ( rows + 1 , row . length ( ) ) ; } else { result = blankOfShape ( rows + 1 , columns ) ; } for ( i... | Adds one row to matrix . |
38,378 | public Matrix insertColumn ( int j , Vector column ) { if ( j > columns || j < 0 ) { throw new IndexOutOfBoundsException ( "Illegal column number, must be 0.." + columns ) ; } Matrix result ; if ( rows == 0 ) { result = blankOfShape ( column . length ( ) , columns + 1 ) ; } else { result = blankOfShape ( rows , columns... | Adds one column to matrix . |
38,379 | public Matrix removeRow ( int i ) { if ( i >= rows || i < 0 ) { throw new IndexOutOfBoundsException ( "Illegal row number, must be 0.." + ( rows - 1 ) ) ; } Matrix result = blankOfShape ( rows - 1 , columns ) ; for ( int ii = 0 ; ii < i ; ii ++ ) { result . setRow ( ii , getRow ( ii ) ) ; } for ( int ii = i + 1 ; ii < ... | Removes one row from matrix . |
38,380 | public Matrix removeColumn ( int j ) { if ( j >= columns || j < 0 ) { throw new IndexOutOfBoundsException ( "Illegal column number, must be 0.." + ( columns - 1 ) ) ; } Matrix result = blankOfShape ( rows , columns - 1 ) ; for ( int jj = 0 ; jj < j ; jj ++ ) { result . setColumn ( jj , getColumn ( jj ) ) ; } for ( int ... | Removes one column from matrix . |
38,381 | public Matrix shuffle ( ) { Matrix result = copy ( ) ; Random random = new Random ( ) ; for ( int i = 0 ; i < rows ; i ++ ) { for ( int j = 0 ; j < columns ; j ++ ) { int ii = random . nextInt ( rows - i ) + i ; int jj = random . nextInt ( columns - j ) + j ; double a = result . get ( ii , jj ) ; result . set ( ii , jj... | Shuffles this matrix . |
38,382 | public Matrix slice ( int fromRow , int fromColumn , int untilRow , int untilColumn ) { ensureIndexArgumentsAreInBounds ( fromRow , fromColumn ) ; ensureIndexArgumentsAreInBounds ( untilRow - 1 , untilColumn - 1 ) ; if ( untilRow - fromRow < 0 || untilColumn - fromColumn < 0 ) { fail ( "Wrong slice range: [" + fromRow ... | Retrieves the specified sub - matrix of this matrix . The sub - matrix is specified by intervals for row indices and column indices . |
38,383 | public RowMajorMatrixIterator rowMajorIterator ( ) { return new RowMajorMatrixIterator ( rows , columns ) { private long limit = ( long ) rows * columns ; private int i = - 1 ; public int rowIndex ( ) { return i / columns ; } public int columnIndex ( ) { return i - rowIndex ( ) * columns ; } public double get ( ) { ret... | Returns a row - major matrix iterator . |
38,384 | public ColumnMajorMatrixIterator columnMajorIterator ( ) { return new ColumnMajorMatrixIterator ( rows , columns ) { private long limit = ( long ) rows * columns ; private int i = - 1 ; public int rowIndex ( ) { return i - columnIndex ( ) * rows ; } public int columnIndex ( ) { return i / rows ; } public double get ( )... | Returns a column - major matrix iterator . |
38,385 | public RowMajorMatrixIterator nonZeroRowMajorIterator ( ) { return new RowMajorMatrixIterator ( rows , columns ) { private long limit = ( long ) rows * columns ; private long i = - 1 ; public int rowIndex ( ) { return ( int ) ( i / columns ) ; } public int columnIndex ( ) { return ( int ) ( i - ( ( i / columns ) * colu... | Returns a non - zero row - major matrix iterator . |
38,386 | public static ParseException create ( List < ParseError > errors ) { if ( errors . size ( ) == 1 ) { return new ParseException ( errors . get ( 0 ) . getMessage ( ) , errors ) ; } else if ( errors . size ( ) > 1 ) { return new ParseException ( String . format ( "%d errors occured. First: %s" , errors . size ( ) , error... | Creates a new exception based on the list of errors . |
38,387 | public static Token create ( TokenType type , Position pos ) { Token result = new Token ( ) ; result . type = type ; result . line = pos . getLine ( ) ; result . pos = pos . getPos ( ) ; return result ; } | Creates a new token with the given type using the given position as location info . |
38,388 | public static Token createAndFill ( TokenType type , Char ch ) { Token result = new Token ( ) ; result . type = type ; result . line = ch . getLine ( ) ; result . pos = ch . getPos ( ) ; result . contents = ch . getStringValue ( ) ; result . trigger = ch . getStringValue ( ) ; result . source = ch . toString ( ) ; retu... | Creates a new token with the given type using the Char a initial trigger and content . |
38,389 | @ SuppressWarnings ( "squid:S1698" ) public boolean matches ( TokenType type , String trigger ) { if ( ! is ( type ) ) { return false ; } if ( trigger == null ) { throw new IllegalArgumentException ( "trigger must not be null" ) ; } return getTrigger ( ) == trigger . intern ( ) ; } | Determines if this token has the given type and trigger . |
38,390 | @ SuppressWarnings ( "squid:S1698" ) public boolean wasTriggeredBy ( String ... triggers ) { if ( triggers . length == 0 ) { return false ; } for ( String aTrigger : triggers ) { if ( aTrigger != null && aTrigger . intern ( ) == getTrigger ( ) ) { return true ; } } return false ; } | Determines if this token was triggered by one of the given triggers . |
38,391 | public static Expression parse ( String input ) throws ParseException { return new Parser ( new StringReader ( input ) , new Scope ( ) ) . parse ( ) ; } | Parses the given input into an expression . |
38,392 | protected Expression functionCall ( ) { FunctionCall call = new FunctionCall ( ) ; Token funToken = tokenizer . consume ( ) ; Function fun = functionTable . get ( funToken . getContents ( ) ) ; if ( fun == null ) { errors . add ( ParseError . error ( funToken , String . format ( "Unknown function: '%s'" , funToken . ge... | Parses a function call . |
38,393 | protected boolean canConsumeThisString ( String string , boolean consume ) { if ( string == null ) { return false ; } for ( int i = 0 ; i < string . length ( ) ; i ++ ) { if ( ! input . next ( i ) . is ( string . charAt ( i ) ) ) { return false ; } } if ( consume ) { input . consume ( string . length ( ) ) ; } return t... | Checks if the next characters starting from the current match the given string . |
38,394 | protected void skipBlockComment ( ) { while ( ! input . current ( ) . isEndOfInput ( ) ) { if ( isAtEndOfBlockComment ( ) ) { return ; } input . consume ( ) ; } problemCollector . add ( ParseError . error ( input . current ( ) , "Premature end of block comment" ) ) ; } | Checks if we re looking at an end of block comment |
38,395 | protected Token fetchString ( ) { char separator = input . current ( ) . getValue ( ) ; char escapeChar = stringDelimiters . get ( input . current ( ) . getValue ( ) ) ; Token result = Token . create ( Token . TokenType . STRING , input . current ( ) ) ; result . addToTrigger ( input . consume ( ) ) ; while ( ! input .... | Reads and returns a string constant . |
38,396 | protected Token fetchId ( ) { Token result = Token . create ( Token . TokenType . ID , input . current ( ) ) ; result . addToContent ( input . consume ( ) ) ; while ( isIdentifierChar ( input . current ( ) ) ) { result . addToContent ( input . consume ( ) ) ; } if ( ! input . current ( ) . isEndOfInput ( ) && specialId... | Reads and returns an identifier |
38,397 | protected Token handleKeywords ( Token idToken ) { String keyword = keywords . get ( keywordsCaseSensitive ? idToken . getContents ( ) . intern ( ) : idToken . getContents ( ) . toLowerCase ( ) . intern ( ) ) ; if ( keyword != null ) { Token keywordToken = Token . create ( Token . TokenType . KEYWORD , idToken ) ; keyw... | Checks if the given identifier is a keyword and returns an appropriate Token |
38,398 | protected Token fetchSpecialId ( ) { Token result = Token . create ( Token . TokenType . SPECIAL_ID , input . current ( ) ) ; result . addToTrigger ( input . consume ( ) ) ; while ( isIdentifierChar ( input . current ( ) ) ) { result . addToContent ( input . consume ( ) ) ; } return handleKeywords ( result ) ; } | Reads and returns a special id . |
38,399 | protected Token fetchNumber ( ) { Token result = Token . create ( Token . TokenType . INTEGER , input . current ( ) ) ; result . addToContent ( input . consume ( ) ) ; while ( input . current ( ) . isDigit ( ) || input . current ( ) . is ( decimalSeparator ) || ( input . current ( ) . is ( groupingSeparator ) && input ... | Reads and returns a number . |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.